| Date | IP Address |
| 2014-01-16 | 67.202.246.56 (ClassC) |
| 2016-06-02 | 52.84.5.159 (ClassC) |
| 2016-06-28 | 54.230.4.171 (ClassC) |
| 2016-10-20 | 52.84.66.111 (ClassC) |
| 2016-11-19 | 52.84.66.142 (ClassC) |
| 2016-12-05 | 52.84.66.184 (ClassC) |
| 2016-12-29 | 52.84.66.118 (ClassC) |
| 2018-02-26 | 52.84.14.211 (ClassC) |
| 2018-02-26 | 52.84.14.236 (ClassC) |
| 2018-02-26 | 52.84.14.26 (ClassC) |
| 2018-02-26 | 52.84.14.145 (ClassC) |
| 2018-02-26 | 52.84.14.198 (ClassC) |
| 2018-03-29 | 52.85.112.188 (ClassC) |
| 2018-09-16 | 52.84.146.243 (ClassC) |
| 2021-08-09 | 54.230.161.89 (ClassC) |
| 2023-07-28 | 3.163.24.15 (ClassC) |
| 2024-06-25 | 18.161.6.97 (ClassC) |
| 2024-11-05 | 18.238.238.43 (ClassC) |
| 2024-12-04 | 18.238.238.110 (ClassC) |
| 2025-03-21 | 18.161.6.77 (ClassC) |
| 2025-04-09 | 18.161.6.84 (ClassC) |
| 2025-04-19 | 18.238.238.52 (ClassC) |
| Date | Domain | IP |
| archive.harvardbusiness.org | 2024-06-20 | 3.163.24.73 |
| hbr.harvardbusiness.org | 2023-07-28 | 3.163.24.15 |
| feeds.harvardbusiness.org | 2014-06-27 | 74.125.21.121 |
| conferences.harvardbusiness.org | 2024-10-06 | 18.161.6.77 |
| blogs.harvardbusiness.org | 2023-07-28 | 52.1.141.246 |
| enewsletters.harvardbusiness.org | 2024-09-02 | 18.161.6.97 |